United States · 1991–2020 normal
Byron in
January.
Typical January weather in Byron: -1.5°C by day, -10.1°C at night, 41 mm of rain over 6.7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-1.5°C
Typical low-10.1°C
Rain41 mm
Wet days6.7
Comfort score 5 this month (September leads the year at 82). Daylight is calculated as 9 h 25 from latitude 42.13°.
Event window
Frost-level nights in January
The measured night-time normal is -10.1°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4886188
- NOAA station
- USW00094822 · ROCKFORD GTR ROCKFORD AP
- Station distance
- 15.3 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.